The emergence and prospects of deep-ultraviolet light-emitting diode technologies

M Kneissl, TY Seong, J Han, H Amano - nature photonics, 2019 - nature.com
Abstract By alloying GaN with AlN the emission of AlGaN light-emitting diodes can be tuned
to cover almost the entire ultraviolet spectral range (210–400 nm), making ultraviolet light …

Ultrawide‐bandgap semiconductors: research opportunities and challenges

JY Tsao, S Chowdhury, MA Hollis… - Advanced Electronic …, 2018 - Wiley Online Library
Abstract Ultrawide‐bandgap (UWBG) semiconductors, with bandgaps significantly wider
than the 3.4 eV of GaN, represent an exciting and challenging new area of research in …

The 2020 UV emitter roadmap

H Amano, R Collazo, C De Santi… - Journal of Physics D …, 2020 - iopscience.iop.org
Solid state UV emitters have many advantages over conventional UV sources. The (Al, In,
Ga) N material system is best suited to produce LEDs and laser diodes from 400 nm down to …

A review of AlGaN-based deep-ultraviolet light-emitting diodes on sapphire

Y Nagasawa, A Hirano - Applied Sciences, 2018 - mdpi.com
Featured Application Sterilization, UV curing and printing, and phototherapy. Abstract This
paper reviews the progress of AlGaN-based deep-ultraviolet (DUV) light emitting diodes …

III-nitride nanostructures: Emerging applications for Micro-LEDs, ultraviolet photonics, quantum optoelectronics, and artificial photosynthesis

Y Wu, X Liu, A Pandey, P Zhou, WJ Dong… - Progress in Quantum …, 2022 - Elsevier
In this review article, we discuss the molecular beam epitaxy and basic structural, electronic,
optical, excitonic, chemical and catalytic properties of III-nitride nanostructures, including …

Recent advances and challenges in AlGaN-based ultra-violet light emitting diode technologies

RK Mondal, S Adhikari, V Chatterjee, S Pal - Materials Research Bulletin, 2021 - Elsevier
The lighting industry undergoes a revolutionizing transformation with the introduction of III-
nitride semiconductors, and" LEDs" became a household name. The solid-state light source …

Germicidal ultraviolet LEDs: A review of applications and semiconductor technologies

CJ Zollner, SP DenBaars, JS Speck… - Semiconductor …, 2021 - iopscience.iop.org
Ultraviolet light emitting diodes (UV LEDs) are one of the most promising technologies for
preventing future pandemics, improving health outcomes, and disinfecting water sources …

An AlGaN core–shell tunnel junction nanowire light-emitting diode operating in the ultraviolet-C band

SM Sadaf, S Zhao, Y Wu, YH Ra, X Liu, S Vanka… - Nano …, 2017 - ACS Publications
To date, semiconductor light emitting diodes (LEDs) operating in the deep ultraviolet (UV)
spectral range exhibit very low efficiency due to the presence of large densities of defects …

Progress in efficient do** of high aluminum-containing group III-nitrides

YH Liang, E Towe - Applied Physics Reviews, 2018 - pubs.aip.org
The group III-nitride (InN, GaN, and AlN) class of semiconductors has become one of two
that are critical to a number of technologies in modern life—the other being silicon. Light …

Do** of III-nitride materials

P Pampili, PJ Parbrook - Materials Science in Semiconductor Processing, 2017 - Elsevier
In this review paper we will report the current state of research regarding the do** of III-
nitride materials and their alloys. GaN is a mature material with both n-type and p-type …